CVE-2008-6659

Exp

Directory traversal vulnerability in index.php in Simple Machines Forum (SMF) 1.0 before 1.0.15 and 1.1 before 1.1.7 allows remote authenticated users to configure arbitrary local files for execution via directory traversal sequences in the value of the theme_dir field during a jsoption action, related to Sources/QueryString.php and Sources/Themes.php, as demonstrated by a local .gif file in attachments/ with PHP code that was uploaded through a profile2 action to index.php.

Published: 2009-04-07 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2008-6659 is rated High Exploit Risk (62.4/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.30%). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2008-6659

EDB-ID Source Kind Published Link
7011 exploit_db edb 2008-11-05 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2008-6659

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 9.43% 3.30% -6.13%
2 2026-05-28 7.54% 9.43% +1.89%
3 2026-04-07 — 7.54% —

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2008-6659

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.5 2.0 MEDIUM
AV:N/AC:L/Au:S/C:P/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 8.0 4.9 [email protected]

Weakness enumeration for CVE-2008-6659

Affected software / configurations for CVE-2008-6659

Vendor Product Version Raw CPE
simple_machines simple_machines_forum 1.0.5 cpe:2.3:a:simple_machines:simple_machines_forum:1.0.5:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.0.6 cpe:2.3:a:simple_machines:simple_machines_forum:1.0.6:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.0.7 cpe:2.3:a:simple_machines:simple_machines_forum:1.0.7:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.0.11 cpe:2.3:a:simple_machines:simple_machines_forum:1.0.11:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.0.12 cpe:2.3:a:simple_machines:simple_machines_forum:1.0.12:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.1.1 cpe:2.3:a:simple_machines:simple_machines_forum:1.1.1:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.1.2 cpe:2.3:a:simple_machines:simple_machines_forum:1.1.2:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.1.3 cpe:2.3:a:simple_machines:simple_machines_forum:1.1.3:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.1.4 cpe:2.3:a:simple_machines:simple_machines_forum:1.1.4:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.1.5 cpe:2.3:a:simple_machines:simple_machines_forum:1.1.5:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.1.6 cpe:2.3:a:simple_machines:simple_machines_forum:1.1.6:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.1_rc1 cpe:2.3:a:simple_machines:simple_machines_forum:1.1_rc1:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.1_rc2 cpe:2.3:a:simple_machines:simple_machines_forum:1.1_rc2:*:*:*:*:*:*:*
simple_machines simple_machines_forum 1.1_rc3 cpe:2.3:a:simple_machines:simple_machines_forum:1.1_rc3:*:*:*:*:*:*:*

References for CVE-2008-6659

cvelogic Threat Intelligence